Angiography: Cost, Procedure, Preparation, Risks & Recovery Guide The Medical imaging technique known as angiography is a essential clinical method performed to view the vascular system of the heart, brain, and other parts of the body. It is used by doctors to identify obstructions, vascular swellings, or other circulation-related problems https://www.diigo.com/item/note/b1gr9/05a3?k=0e855ff4f00612b60808a7901abc4dff